Ceylon Plywoods Corporation v. Samastha Lanka G.N.S.M. & Rajya Sanstha Sevaka Sangamaya – sllr 1992 volume 1 page 157

In the case between Ceylon Plywoods Corporation and Samastha Lanka G.N.S.M. & Rajya Sanstha Sevaka San­gamaya, the court addressed whether workmen who had voluntarily retired under the terms of a specific scheme (described in circular R3) and accepted all benefits, including gratuity, were entitled to seek further gratuity through the Labour Tribunal. It was determined that acceptance of the voluntary retirement scheme, with its fixed computation for gratuity and additional benefits, precluded subsequent applications for further benefits under the Industrial Disputes Act. The principle reaffirmed was that parties who have entered into a comprehensive and mutually accepted settlement on gratuity cannot later seek additional relief on the same issue before the Tribunal. This reasoning relied